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Obsidian
Obsidian

Williamsite
Williamsite



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Obsidian
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Williamsite

Obsidian and Williamsite Physical Properties

1 Physical Properties
1.1 Tenacity
Not Available
Not Available
1.2 Solubility
Not Available
Not Available
1.3 Durability
Not Available
Not Available
1.4 Specific Gravity
2.35-2.602.51-2.63
Amber
1 7.18
1.5 Fracture
Conchoidal, ConchoidalWalter Schumann, Conchoidal
Conchoidal, Conchoidal, Handbook of mineralogy (2001)
1.6 Cleavage
Not Available
Not Available
1.7 Mohs Hardness
5-5.54
Amber
2 10
1.8 Chemical Composition
Not Available
(Mg,Fe2+ ) 3Si 2O 5(OH) 4Anthony et al , Handbook of mineralogy (2001)

Obsidian and Williamsite Chemical Formula

While comparing Obsidian and Williamsite physical properties, the important data you should know is its chemical composition. Since chemical formula defines the molecular structure of the crystal, most of the physical properties like color, tenacity, solubility are governed by Obsidian and Williamsite chemical formula.

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  • Chemical formula of Williamsite- (Mg,Fe2+ ) 3Si 2O 5(OH) 4Anthony et al , Handbook of mineralogy (2001)

Obsidian and Williamsite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Obsidian and Williamsite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Obsidian and Williamsite Optical Properties during the identification of gemstone. Specific gravity of Obsidian is 2.51-2.63 whereas that of Williamsite is 2.51-2.63.